`documentationsub.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:d387^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3d99^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.61.153^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.211.135^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cass.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c051^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cass.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2051^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cass.ns.cloudflare.com`
		A	108.162.192.81^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	172.64.32.81^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	173.245.58.81^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
NS	`max.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c184^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`max.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2184^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`max.ns.cloudflare.com`
		A	108.162.193.132^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	172.64.33.132^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	173.245.59.132^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.61.153, 172.67.211.135
		IPv6	2606:4700:3036::ac43:d387, 2606:4700:3037::6815:3d99
SOA	`cass.ns.cloudflare.com`dns@cloudflare.com serial=2399133262

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

⚠️ On DNS blocklist: tif

Same first word

documentationsub.com

DNS History

6 records (6 active, 0 former)

●NScass.ns.cloudflare.com2026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

●NSmax.ns.cloudflare.com2026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

●A104.21.61.1532026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

●A172.67.211.1352026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

●A2606:4700:3036::ac43:d3872026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

●A2606:4700:3037::6815:3d992026-02-14 → 2026-03-16 · 2 obs

● 2026-02-14 19:18:58
● 2026-03-16 13:58:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
documentationsub.com	max.ns.cloudflare.com, cass.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.132

NS records: max.ns.cloudflare.com, cass.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for documentationsub.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.61.153, 172.67.211.135`
AAAA	2	`2606:4700:3036::ac43:d387, 2606:4700:3037::6815:3d99`
NS	2	`cass.ns.cloudflare.com, max.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cass.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (max.ns.cloudflare.com, max.ns.cloudflare.com, max.ns.cloudflare.com...)

Analysis

IP Addresses

documentationsub.com points to four IP numbers: 2606:4700:3036::ac43:d387, 2606:4700:3037::6815:3d99, 104.21.61.153 and 172.67.211.135.

Other host names including fsacysec.com, rigdi7.zzhych.com, codsi.com, fafatogel.cam and s2.zzhych.com share IP numbers with documentationsub.com.

Name Servers

documentationsub.com's delegation uses two name servers, cass.ns.cloudflare.com and max.ns.cloudflare.com.

documentationsub.com shares the same name server setup as other domains, for example gamesleague.com, ania.it, bounce.do, techtoday.design and pantybay.com.

documentationsub.com at least partially shares name servers with other domains, including themattarfirm.com, indexcons.com, paulistafm.com.br, becknaturalmedicineuniversity.com and arpex.be.

These name servers are commonly used with elisa.ns.cloudflare.com and nitin.ns.cloudflare.com.

Host names with six IP numbers:

cass.ns.cloudflare.com points to: 2606:4700:50::adf5:3a51, 2803:f800:50::6ca2:c051, 2a06:98c1:50::ac40:2051, 108.162.192.81, 172.64.32.81 and 173.245.58.81.

max.ns.cloudflare.com points to: 2606:4700:58::adf5:3b84, 2803:f800:50::6ca2:c184, 2a06:98c1:50::ac40:2184, 108.162.193.132, 172.64.33.132 and 173.245.59.132.

documentationsub.com - robtex.com